🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.59 AU - 0.77 AU

Year: 212 Days

Day: 12.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,565,715 km

• M1: 28,274 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.11 AU - 1.31 AU

Year: 504 Days

Day: 35.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.4 AU - 2.2 AU

Year: 915 Days

Day: 12.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,565,715 km

• M1: 935,585 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.81 AU - 1.99 AU

Year: 992 Days

Day: 24.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.17 AU - 2.95 AU

Year: 1551 Days

Day: 32.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.83 AU - 4.03 AU

Year: 2406 Days

Day: 37.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,565,715 km

• M1: 1,786,797 km (0.116 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 8.1

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.97 AU - 7.17 AU

Year: 6378 Days

Day: 14.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,565,715 km

• M1: 100,979 km (0.112 R)
• M2: 368,310 km (0.103 R)
• M3: 1,146,069 km (0.096 R)
• M4: 1,666,371 km (0.025 R)
• M5: 2,759,333 km (0.118 R)
• M6: 3,173,420 km (0.111 R)
• M7: 3,437,310 km (0.025 R)
• M8: 6,455,896 km (0.066 R)
• M9: 8,501,497 km (0.115 R)
• M10: 15,089,040 km (0.092 R)
• M11: 16,373,038 km (0.075 R)
• M12: 19,290,645 km (0.106 R)
• M13: 26,131,457 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.6

Radius: 12.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.33 AU - 8.49 AU

Year: 6880 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,565,715 km

• M1: 151,692 km (0.073 R)
• M2: 771,476 km (0.117 R)
• M3: 1,177,335 km (0.046 R)
• M4: 1,753,885 km (0.062 R)
• M5: 4,131,295 km (0.113 R)
• M6: 4,519,800 km (0.112 R)
• M7: 5,033,819 km (0.117 R)
• M8: 5,891,912 km (0.062 R)
• M9: 6,356,264 km (0.111 R)
• M10: 6,939,546 km (0.11 R)
• M11: 8,573,304 km (0.061 R)
• M12: 9,876,601 km (0.092 R)
• M13: 10,491,897 km (0.033 R)
• M14: 12,729,432 km (0.103 R)
• M15: 15,160,996 km (0.089 R)
• M16: 15,594,381 km (0.067 R)
• M17: 19,114,120 km (0.056 R)
• M18: 20,725,738 km (0.12 R)
• M19: 23,852,184 km (0.102 R)
• M20: 24,587,457 km (0.097 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 13,798 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit